Allows for quick and easy stud cleaning.; Comes with a ½" D adapter, and 6 brushes. Brush sizes include 12 mm (7/16" ), 13 mm (1/2" ), 14 mm (9/16" , 16 mm (5/8" ), and 22 mm (1/18" ).; Brushes are quick and easy to change to fit the user’s needs.; The kit is designed to be used with a cordless drill